The term "player's union" refers to an organized group representing the interests of professional athletes within a given sport. These unions advocate for players’ rights regarding contract negotiations, working conditions, salary, benefits, and disputes. Player's unions also play a vital role in collective bargaining, helping to establish agreements between players and team ownership. By uniting athletes, unions provide a stronger platform for negotiating favorable terms and addressing issues impacting players. They work to protect the welfare of athletes, ensuring fair treatment and conditions in their profession.